DE69706622D1 - Verfahren zur Herstellung von Hydroxybenzoesäuren - Google Patents
Verfahren zur Herstellung von HydroxybenzoesäurenInfo
- Publication number
- DE69706622D1 DE69706622D1 DE69706622T DE69706622T DE69706622D1 DE 69706622 D1 DE69706622 D1 DE 69706622D1 DE 69706622 T DE69706622 T DE 69706622T DE 69706622 T DE69706622 T DE 69706622T DE 69706622 D1 DE69706622 D1 DE 69706622D1
- Authority
- DE
- Germany
- Prior art keywords
- preparation
- hydroxybenzoic acids
- hydroxybenzoic
- acids
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C65/00—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C65/01—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing hydroxy or O-metal groups
- C07C65/03—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing hydroxy or O-metal groups monocyclic and having all hydroxy or O-metal groups bound to the ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/15—Preparation of carboxylic acids or their salts, halides or anhydrides by reaction of organic compounds with carbon dioxide, e.g. Kolbe-Schmitt synthesis
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP26171596 | 1996-10-02 | ||
JP33551696 | 1996-12-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69706622D1 true DE69706622D1 (de) | 2001-10-18 |
DE69706622T2 DE69706622T2 (de) | 2002-06-27 |
Family
ID=26545211
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69706622T Expired - Fee Related DE69706622T2 (de) | 1996-10-02 | 1997-09-30 | Verfahren zur Herstellung von Hydroxybenzoesäuren |
Country Status (5)
Country | Link |
---|---|
US (1) | US6392090B1 (de) |
EP (1) | EP0834494B1 (de) |
KR (1) | KR100261980B1 (de) |
DE (1) | DE69706622T2 (de) |
TW (1) | TW389752B (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4191875B2 (ja) * | 1999-07-30 | 2008-12-03 | 富士フイルム株式会社 | 芳香族カルボン酸化合物の製造方法 |
WO2001017938A1 (de) * | 1999-09-03 | 2001-03-15 | Forschungszentrum Karlsruhe Gmbh | Verfahren zur herstellung von hydroxyaromatischen carboxylaten reich an 4-hydroxybenzoat |
JP2004123592A (ja) * | 2002-10-01 | 2004-04-22 | Ueno Seiyaku Oyo Kenkyusho:Kk | ヒドロキシ安息香酸類の製造方法 |
JPWO2004078693A1 (ja) * | 2003-03-04 | 2006-06-08 | 株式会社上野製薬応用研究所 | ヒドロキシ安息香酸類の製造方法 |
JP2005336121A (ja) | 2004-05-28 | 2005-12-08 | Ueno Seiyaku Oyo Kenkyusho:Kk | 3,5−ジ−tert−ブチル−4−ヒドロキシ安息香酸の製造方法 |
CN103012123B (zh) * | 2012-12-20 | 2014-11-26 | 浙江大学 | 3,6-二氯-2-羟基苯甲酸的合成方法 |
CN103012124B (zh) * | 2012-12-26 | 2015-03-25 | 浙江大学 | 3,6-二氯-2-羟基苯甲酸的制备方法 |
CN104086411A (zh) * | 2014-07-18 | 2014-10-08 | 甘肃省化工研究院 | 3,5-二叔丁基-2-羟基苯甲酸的合成方法 |
CN109096099B (zh) * | 2018-09-28 | 2021-01-12 | 萧县新秀新材料有限公司 | 3,5-二叔丁基-4-羟基苯甲酸的生产方法 |
CN109534982A (zh) * | 2018-11-22 | 2019-03-29 | 甘肃省化工研究院有限责任公司 | 一种3,5-二叔丁基-4-羟基苯甲酸的生产方法 |
CN116082139A (zh) * | 2022-12-27 | 2023-05-09 | 甘肃省化工研究院有限责任公司 | 一种制备水杨酸类紫外线吸收剂的方法及装置 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB734605A (en) | 1952-11-19 | 1955-08-03 | Shell Refining & Marketing Co | Improvements in or relating to the preparation of alkali metal phenates and solutions thereof |
IT1034702B (it) | 1975-03-28 | 1979-10-10 | Montedison Spa | Processo per la carbossilazione di substrati organici con anidri de carbonica. |
GB1561334A (en) | 1976-12-09 | 1980-02-20 | Shell Int Research | Process for the preparation of alkali-metal phenoxides |
JPS63165341A (ja) | 1986-12-27 | 1988-07-08 | Honsyu Kagaku Kogyo Kk | 3,5−ジアルキルサリチル酸の製造方法 |
JPS6434944A (en) | 1987-07-31 | 1989-02-06 | Mitsubishi Petrochemical Co | Method for carboxylating substituted phenols |
JPH0390047A (ja) | 1989-09-01 | 1991-04-16 | Yoshitomi Pharmaceut Ind Ltd | 3,5―ジアルキルサリチル酸の製造法 |
JP3106476B2 (ja) | 1989-09-20 | 2000-11-06 | 吉富製薬株式会社 | フェノール化合物の製造法 |
-
1997
- 1997-09-26 US US08/938,833 patent/US6392090B1/en not_active Expired - Fee Related
- 1997-09-30 DE DE69706622T patent/DE69706622T2/de not_active Expired - Fee Related
- 1997-09-30 KR KR1019970050094A patent/KR100261980B1/ko not_active IP Right Cessation
- 1997-09-30 EP EP97307712A patent/EP0834494B1/de not_active Expired - Lifetime
- 1997-10-01 TW TW086114495A patent/TW389752B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR100261980B1 (ko) | 2000-07-15 |
KR19980065155A (ko) | 1998-10-07 |
EP0834494B1 (de) | 2001-09-12 |
US6392090B1 (en) | 2002-05-21 |
EP0834494A1 (de) | 1998-04-08 |
TW389752B (en) | 2000-05-11 |
DE69706622T2 (de) | 2002-06-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |